/* ============================================================
   爵氏 NOBILITY — 站点样式表
   配色：深藏青 + 金（专业医疗感）
   ============================================================ */

:root{
  --primary:#0F2E5C;
  --primary-deep:#081D3D;
  --accent:#C8A24A;
  --accent-soft:#E8D9AF;
  --bg:#FFFFFF;
  --bg-soft:#F5F7FA;
  --line:#DFE5EE;
  --text:#16202E;
  --text-sub:#5A6B80;
  --radius:6px;
  --radius-lg:12px;
}

*{margin:0;padding:0;box-sizing:border-box;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",sans-serif;
  color:var(--text);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px;}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;}
.logo{display:flex;align-items:baseline;gap:10px;}
.logo-main{font-size:23px;font-weight:800;letter-spacing:1px;color:var(--primary);}
.logo-sub{font-size:12px;font-weight:600;letter-spacing:2.5px;color:var(--accent);text-transform:uppercase;}
.nav-links{display:flex;gap:32px;font-size:15px;font-weight:500;color:var(--text-sub);}
.nav-links a:hover,.nav-links a.on{color:var(--primary);}
.nav-cta{padding:10px 22px;background:var(--primary);color:#fff;border-radius:var(--radius);font-size:14px;font-weight:600;letter-spacing:.5px;}

/* ---------- Hero（首页） ---------- */
.hero{
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 55%,#1B4A85 100%);
  color:#fff;padding:96px 0 88px;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,162,74,.20),transparent 68%);
}
.hero-inner{position:relative;z-index:2;max-width:780px;}
.hero-tag{
  display:inline-block;padding:6px 14px;border:1px solid rgba(200,162,74,.55);border-radius:40px;
  font-size:13px;letter-spacing:1.5px;color:var(--accent-soft);margin-bottom:26px;
}
.hero h1{font-size:46px;line-height:1.28;font-weight:800;letter-spacing:.5px;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero p{margin-top:22px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:660px;}
.hero-btns{margin-top:38px;display:flex;gap:16px;flex-wrap:wrap;}
.btn-gold{padding:14px 32px;background:var(--accent);color:#241B00;border-radius:var(--radius);font-weight:700;font-size:15px;}
.btn-ghost{padding:14px 32px;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:var(--radius);font-weight:600;font-size:15px;}

/* ---------- 内页页头 ---------- */
.page-hero{
  background:linear-gradient(135deg,var(--primary-deep) 0%,var(--primary) 70%,#1B4A85 100%);
  color:#fff;padding:64px 0 56px;position:relative;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,162,74,.16),transparent 70%);
}
.page-hero-in{position:relative;z-index:2;max-width:820px;}
.page-hero h1{font-size:38px;font-weight:800;letter-spacing:.5px;line-height:1.3;}
.page-hero p{margin-top:16px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.8);max-width:680px;}

/* ---------- 面包屑 ---------- */
.crumb{background:var(--bg-soft);border-bottom:1px solid var(--line);font-size:13.5px;color:var(--text-sub);}
.crumb .wrap{padding-top:14px;padding-bottom:14px;}
.crumb a{color:var(--text-sub);}
.crumb a:hover{color:var(--primary);}
.crumb span{margin:0 8px;color:#B7C2D0;}

/* ---------- Trust bar ---------- */
.trust{background:var(--bg-soft);border-bottom:1px solid var(--line);}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.trust-cell{padding:30px 22px;border-right:1px solid var(--line);text-align:center;}
.trust-cell:last-child{border-right:none;}
.trust-num{font-size:15px;font-weight:800;color:var(--primary);letter-spacing:.3px;word-break:break-all;}
.trust-label{margin-top:7px;font-size:12.5px;color:var(--text-sub);letter-spacing:.5px;}

/* ---------- Section base ---------- */
section{padding:84px 0;}
section.tight{padding:56px 0;}
.sec-head{margin-bottom:46px;}
.sec-kicker{font-size:13px;font-weight:700;letter-spacing:2.5px;color:var(--accent);text-transform:uppercase;}
.sec-title{margin-top:12px;font-size:33px;font-weight:800;letter-spacing:.5px;color:var(--primary-deep);}
.sec-desc{margin-top:14px;font-size:15.5px;color:var(--text-sub);max-width:700px;}

/* ---------- 产品卡 ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.prod-card{
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 28px;background:#fff;
  transition:.25s;position:relative;overflow:hidden;
}
.prod-card:hover{border-color:var(--accent);box-shadow:0 14px 38px rgba(15,46,92,.10);transform:translateY(-3px);}
.prod-icon{
  width:46px;height:46px;border-radius:10px;background:rgba(15,46,92,.07);
  display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:20px;
}
.prod-name{font-size:19px;font-weight:700;color:var(--primary-deep);}
.prod-meta{margin-top:10px;font-size:14px;color:var(--text-sub);line-height:1.8;}
.prod-link{margin-top:18px;font-size:13.5px;font-weight:700;color:var(--primary);letter-spacing:.5px;}

/* ---------- 优势 ---------- */
.adv{background:var(--bg-soft);}
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.adv-item{display:flex;gap:20px;background:#fff;border-radius:var(--radius-lg);padding:30px 28px;border:1px solid var(--line);}
.adv-no{
  flex:0 0 40px;height:40px;border-radius:8px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.adv-t{font-size:17px;font-weight:700;color:var(--primary-deep);}
.adv-d{margin-top:9px;font-size:14.5px;color:var(--text-sub);line-height:1.85;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);padding:26px 0;}
.faq-q{font-size:17.5px;font-weight:700;color:var(--primary-deep);}
.faq-a{margin-top:11px;font-size:15px;color:var(--text-sub);line-height:1.9;}
.faq-cat{font-size:13px;font-weight:700;letter-spacing:1.5px;color:var(--accent);margin:46px 0 4px;text-transform:uppercase;}
.faq-cat:first-child{margin-top:0;}

/* ---------- 资讯 ---------- */
.news{background:var(--primary-deep);color:#fff;}
.news .sec-title{color:#fff;}
.news .sec-desc{color:rgba(255,255,255,.7);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius-lg);padding:28px;}
.news-date{font-size:12.5px;letter-spacing:1.5px;color:var(--accent);font-weight:700;}
.news-t{margin-top:14px;font-size:16.5px;font-weight:700;line-height:1.6;}
.news-d{margin-top:10px;font-size:14px;color:rgba(255,255,255,.65);line-height:1.8;}

/* ---------- 正文排版（内页） ---------- */
.prose{max-width:820px;font-size:16px;line-height:1.95;color:#2A3546;}
.prose h2{font-size:25px;font-weight:800;color:var(--primary-deep);margin:46px 0 16px;padding-left:14px;border-left:4px solid var(--accent);}
.prose h2:first-child{margin-top:0;}
.prose h3{font-size:19px;font-weight:700;color:var(--primary);margin:32px 0 12px;}
.prose p{margin-bottom:16px;}
.prose ul,.prose ol{margin:0 0 18px 22px;}
.prose li{margin-bottom:9px;}
.prose strong{color:var(--primary-deep);}
.prose .note{
  background:var(--bg-soft);border-left:3px solid var(--accent);padding:16px 20px;border-radius:0 var(--radius) var(--radius) 0;
  font-size:14.5px;color:var(--text-sub);margin:20px 0;
}

/* ---------- 数据表格 ---------- */
.data-table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;}
.data-table th{
  background:var(--primary);color:#fff;font-weight:700;text-align:left;
  padding:14px 16px;font-size:13.5px;letter-spacing:.5px;
}
.data-table td{padding:14px 16px;border-bottom:1px solid var(--line);color:#2A3546;vertical-align:top;}
.data-table tr:nth-child(even) td{background:var(--bg-soft);}
.data-table td strong{color:var(--primary-deep);}

/* ---------- 资质卡 ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.cert-card{border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 30px;background:#fff;position:relative;}
.cert-card::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--accent),var(--primary));border-radius:var(--radius-lg) 0 0 var(--radius-lg);
}
.cert-type{font-size:12.5px;font-weight:700;letter-spacing:1.5px;color:var(--accent);text-transform:uppercase;}
.cert-name{font-size:20px;font-weight:800;color:var(--primary-deep);margin-top:10px;}
.cert-rows{margin-top:20px;}
.cert-row{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;}
.cert-row:last-child{border-bottom:none;}
.cert-row dt{color:var(--text-sub);flex:0 0 auto;}
.cert-row dd{color:#2A3546;font-weight:600;text-align:right;word-break:break-all;}
.cert-badge{
  display:inline-block;margin-top:18px;padding:6px 14px;border-radius:40px;
  background:rgba(23,140,96,.10);color:#0E7C68;font-size:12.5px;font-weight:700;
}

/* ---------- 服务网络 ---------- */
.net-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.net-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 30px;}
.net-t{font-size:18px;font-weight:800;color:var(--primary-deep);}
.net-d{margin-top:12px;font-size:14.5px;color:var(--text-sub);line-height:1.9;}

/* ---------- 通用按钮条 ---------- */
.cta-band{background:linear-gradient(120deg,var(--primary-deep),var(--primary) 70%,#1B4A85);color:#fff;padding:64px 0;text-align:center;}
.cta-band h2{font-size:30px;font-weight:800;}
.cta-band p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.8);}
.cta-band a{
  display:inline-block;margin-top:28px;padding:14px 38px;background:var(--accent);color:#241B00;
  border-radius:var(--radius);font-weight:700;font-size:15px;
}

/* ---------- Footer ---------- */
footer{background:#0B1526;color:rgba(255,255,255,.62);padding:60px 0 34px;font-size:14px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);}
.foot-brand{color:#fff;font-size:20px;font-weight:800;letter-spacing:1px;}
.foot-brand-sub{font-size:11.5px;letter-spacing:2.5px;color:var(--accent);margin-top:6px;}
.foot-desc{margin-top:16px;line-height:1.9;font-size:13.5px;}
.foot-h{color:#fff;font-size:14px;font-weight:700;margin-bottom:16px;letter-spacing:.5px;}
.foot-list li{list-style:none;margin-bottom:11px;font-size:13.5px;}
.foot-bottom{padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:rgba(255,255,255,.42);}

/* ---------- 设计稿标注 ---------- */
.draft-note{
  position:fixed;bottom:18px;right:18px;z-index:999;background:#111;color:#fff;
  font-size:12px;padding:9px 16px;border-radius:6px;opacity:.82;letter-spacing:.5px;
}

/* ---------- 移动端汉堡菜单 ---------- */
.nav-burger{
  display:none;width:44px;height:44px;padding:0;border:none;background:none;
  cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  color:var(--primary);flex:0 0 auto;
}
.nav-burger span{
  display:block;width:24px;height:2px;background:currentColor;border-radius:2px;
  transition:transform .32s var(--fx-ease, ease), opacity .2s ease;
}
.nav-burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-burger.active span:nth-child(2){opacity:0;}
.nav-burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.nav-mask{
  position:fixed;inset:0;background:rgba(8,17,31,.5);
  opacity:0;visibility:hidden;transition:opacity .3s ease, visibility .3s;
  z-index:150;backdrop-filter:blur(2px);
}
.nav-mask.on{opacity:1;visibility:visible;}

/* ---------- 表格横向滚动容器 ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}

@media(max-width:900px){
  .nav-links{
    display:flex;flex-direction:column;gap:0;
    position:fixed;top:0;right:0;width:80%;max-width:330px;height:100vh;
    background:#FFFFFF;padding:86px 26px 30px;
    box-shadow:-14px 0 44px rgba(8,17,31,.2);
    transform:translateX(102%);transition:transform .36s cubic-bezier(.22,.61,.36,1);
    z-index:200;overflow-y:auto;
  }
  .nav-links.open{transform:none;}
  .nav-links a{
    padding:15px 0;font-size:16.5px;font-weight:600;color:var(--primary-deep);
    border-bottom:1px solid var(--line);
  }
  .nav-links a::after{display:none;}
  .nav-burger{display:flex;}
  .nav-cta{padding:9px 16px;font-size:13.5px;}
  .nav{height:64px;}
  .hero{padding:64px 0 58px;}
  .hero h1{font-size:31px;line-height:1.32;}
  .hero p{font-size:15.5px;}
  .page-hero{padding:44px 0 38px;}
  .page-hero h1{font-size:27px;}
  section{padding:52px 0;}
  .sec-title{font-size:26px;}
  .trust-grid{grid-template-columns:repeat(2,1fr);}
  .trust-cell:nth-child(2){border-right:none;}
  .trust-cell{padding:22px 14px;}
  .prod-grid,.adv-grid,.news-grid,.foot-grid,.cert-grid,.net-grid{grid-template-columns:1fr;}
  .prod-card,.story-card,.cert-card,.net-card,.adv-item{padding:24px 20px;}
  .data-table{font-size:13.5px;min-width:540px;}
  .data-table th,.data-table td{padding:11px 12px;}
  .cert-row{flex-direction:column;gap:3px;align-items:flex-start;}
  .cert-row dd{text-align:left;}
  .prose{font-size:15.5px;}
  .prose h2{font-size:21px;}
  .btn-gold,.btn-main,.btn-ghost,.btn-line{display:block;text-align:center;min-height:46px;line-height:1.4;padding:13px 24px;}
  .hero-btns{flex-direction:column;gap:12px;}
  .cta-band{padding:46px 0;}
  .cta-band h2{font-size:24px;}
  footer{padding:44px 0 26px;}
  .foot-bottom{flex-direction:column;gap:6px;}
}